🏷️ Basic Information Identification Make: Datsun Model: 510 PL521 Year: 1971 👋 Introduction Market Position Target Audience: Datsun 510 PL521 owners, DIY mechanics, restorers Competitive Analysis Manual Advantage: Actual genuine factory manual, not 3rd party; comprehensive coverage; digital convenience Key Features Search Functionality: Enabled for quick information retrieval Cost Savings: Enables DIY servicing to save on labor costs ($50-$60/hour) Information Value: Wealth of indispensable information for serious owners 📋 Manual Details Coverage Areas Primary Coverage: 1971 Datsun 510 PL521 Style Coverage: All styles covered Page Count Estimated Pages: Hundreds Manual Type Type: Factory Service Repair Manual Source: Official Factory Language Language: English Format File Format: PDF Download 📖 Manual Coverage Systems Covered Engine Service Repair: Comprehensive Transmission Service Repair: Comprehensive Brake System: Detailed Wiring Diagram: Included Electrical System: Detailed Suspension: Detailed Steering: Detailed Cooling System: Detailed Fuel Injection Fuel System: Detailed Emission System: Detailed Heater Air Conditional: Covered Engine Control System: Covered Chassis Body: Detailed Restraint System: Covered Interior: Covered Differential Drive: Detailed Axle: Detailed Procedures Included General Maintenance: Included Troubleshooting: Advanced Guide Included Periodic Lubrication: Included Diagnostic Procedures: Detailed Repair Procedures: Step-by-step Rebuilding Refurbishing Restoration: Comprehensive Technical Depth Depth Level: Factory Technician Level Instruction Style: Numbered instructions, detailed substeps Visual Aids: Illustrations, diagrams, photos, enlarged insets Electrical Diagnostics: Combined with wiring diagrams 📊 Manual Specifications File Format Digital Format: PDF Print Quality Printability: Printable without restriction (entire or partial) Resolution: High Resolution Binding Type Binding: Digital Download (Printable) Paper Type Physical Format: Not applicable (downloadable PDF) Requirements Software: Adobe PDF Reader Compatibility Operating Systems: All PC-based Windows, Mac ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder (typical for Datsun 510/PL521) Engine Type Engine Code Hint: Likely L-series engine (e.g., L16) Displacement Displacement Liters: 1.6 Liters (common for 510) Fuel System Fuel Delivery: Carbureted (common for 1971 models, but manual may cover early injection if applicable) Performance Horsepower Estimated: Approx. 96 hp @ 5600 rpm (for L16) Torque Estimated: Approx. 106 lb-ft @ 3200 rpm (for L16) 🔧 Transmission Standard Transmission Type Std: 4-speed Manual (common) Optional Transmission Type Opt: 3-speed Automatic (available) Features Gear Ratios: Detailed in manual Fluid Specs Manual Transmission Fluid: GL-4 gear oil (e.g., SAE 80W-90, specific viscosity to be confirmed in manual) Automatic Transmission Fluid: Dexron II or equivalent (specific type to be confirmed in manual) 📐 Dimensions Exterior Wheelbase: Approx. 98.4 inches (2499 mm) for Datsun 510 Sedan/Wagon Length: Approx. 163 inches (4140 mm) for Datsun 510 Sedan Weights Curb Weight: Approx. 2,100 - 2,300 lbs (950 - 1040 kg), varies by body style 🛡️ Safety Features Ratings Safety Ratings Era: Vehicle from an era predating standardized modern crash testing protocols (e.g., NHTSA, IIHS) Active Features Active Safety Features: Basic braking system, steering system Passive Features Passive Safety Features: Body structure, basic seat belts (may vary by market and option) 💡 Technology Features Infotainment Infotainment System: Basic AM/FM radio (optional, typical for the era) Driver Assistance Driver Assistance Features: None typical for the era Connectivity Connectivity Features: None typical for the era 🔧 Maintenance Service Intervals Oil Change Interval: Typically 3,000 miles or 6 months (recommendation from the era) Tune Up Interval: Recommended annually or every 12,000 miles Fluid Specifications Engine Oil Specification: API SF or SG, SAE 10W-30 or 10W-40 (specific to be confirmed in manual) Coolant Type: Ethylene glycol based antifreeze/coolant (typically 50/50 mix with distilled water) Brake Fluid Type: DOT 3 or DOT 4 (specific to be confirmed in manual) Known Issues Rust And Corrosion: Common on body panels and undercarriage due to age and materials Carburetor Tuning: Can require frequent adjustment for optimal performance and emissions Ignition System Maintenance: Points and condenser require regular inspection and replacement Suspension Wear: Bushings, ball joints, and tie rod ends are common wear items 📚 Vehicle History Brand Heritage Brand Origin: Datsun (predecessor to Nissan) Model Evolution Datsun 510 Introduction: Introduced in 1968 (first generation) Pl521 Designation: Likely refers to the light commercial vehicle variant (pickup truck) Production Production Period: Datsun 510: 1968-1973 (first generation) Manufacturing Locations: Japan, Australia, South Africa, USA 🏆 Awards & Recognition Recognitions Datsun 510 Reputation: Considered an iconic Japanese sports sedan, "Poor Man's BMW" Motorsport Success: Achieved significant success in various racing series, including SCCA Trans-Am